* 'master' of github.com:CocoaPods/CocoaPods:
Instead of generate a dummy source file for each target, generate one in pod installer#install!
Remove the '-all_load' linker flags by default. Issue #234.

* 'master' of github.com:CocoaPods/CocoaPods:
Instead of generate a dummy source file for each target, generate one in pod installer#install!
Remove the '-all_load' linker flags by default. Issue #234.